Fetching details from the dictionary...

set of two (one large, one small); pair (for husband and wife); his and hers (e.g. teacups)
女夫で手をつないで歩いているのを見た。
I saw a couple walking hand in hand.
女夫になって初めての記念日を祝った。
We celebrated our first anniversary as a couple.
女夫揃って親に挨拶に行った。
The couple went together to greet the parents.